# SetFocusAndEnsureSelectedItem()

> Calling this function changes the keyboard focus to the TreeView and ensures an item is selected. Use this function to enable key navigation of the TreeView.

## Definition

* **Type:** Method
* **Namespace:** [UnityEditor.IMGUI.Controls](/engine/6000.6/script-reference/unityeditor/imgui/controls.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public void SetFocusAndEnsureSelectedItem()
```